title: Diagnosis of endocardial cushion type atrial septal defects. Clinical analysis of 18 cases.
mesh_terms: D000293:Adolescent; D000328:Adult; D000790:Angiocardiography; D006328:Cardiac Catheterization; D002648:Child; D003937:Diagnosis, Differential; D004562:Electrocardiography; D005260:Female; D006344:Heart Septal Defects, Atrial / Q000145:classification / Q000175:diagnosis*; D006801:Humans; D008297:Male; D008875:Middle Aged